成人快手

Mice and mind blowing maths

Re-inserting a caveat and discussing a really cool numbers trick.

• 9 mins

Ethiopia鈥檚 350m trees in a day

Were millions of trees planted in just one day in Ethiopia?

• 9 mins

Amazon forest fires

Are they really 85 percent worse than last year?

• 9 mins

Deforestation in Brazil

Has it increased significantly since President Bolsonaro took office in January?

• 9 mins

Cape Town murders

Are eight people a day murdered in Cape Town and is that number unusually high?

• 9 mins

Peaty v Bolt: Which is the greatest world record?

Using statistics to compare world records in athletics and swimming

• 9 mins

Who fought in World War One and the American Civil War?

Were a third of those that fought for Britain in WW1 black or Asian?

• 9 mins

Does San Francisco have more rough sleepers than Britain?

Is it true that there are more rough sleepers in San Francisco than in Britain?

• 9 mins

Aid to Ukraine and being struck by lightning

Dissecting President Trump鈥檚 aid to Ukraine claims.

• 9 mins

Esther Duflo and women in economics

Discussing Esther Duflo, Abhijit Banjeree and Michael Kremer鈥檚 Nobel Prize in Economics.

• 9 mins

Edith Abbott and crime statistics

Social worker and economist Edith Abbott and her contribution to crime statistics.

• 9 mins

Unbelievable: The forgotten rape data

How shelved data from rape cases in America is helping the police catch criminals now.

• 9 mins

Reducing your risk of death

Can running and owning a dog reduce your risk of an early death?

• 9 mins

Bolivia: Can statistics help detect electoral fraud?

We look at the numbers and statistics from Bolivia鈥檚 disputed presidential election

• 9 mins

The world鈥檚 busiest shipping lanes

Which is the busiest shipping lane in the world?

• 9 mins

Testing tomatoes

Have these saucy fruits become less healthy over time?

• 9 mins

Tree planting pledges

Are the tree planting initiatives proposed by different UK political parties achievable?

• 9 mins

Koalas

Have bushfires destroyed 80% of the koala habitat in Australia?

• 9 mins

The Simpsons and maths

Exploring the maths secrets of The Simpsons.

• 9 mins

Presidential candidates and dementia

The health risks some of the frontrunners in the US presidential race face.

• 9 mins

C-sections and sharks

Hospital births in China and whether it鈥檚 true 50% are delivered by caesarean section

• 9 mins

Bushfire mystery

Have a billion animals died in Australia鈥檚 fires?

• 9 mins

Japan鈥檚 99% conviction rate

Quantifying justice in Japan

• 9 mins

Dozy science

How much sleep do we really need?

• 9 mins

Coronavirus

Fact checking claims about the spread of Coronavirus

• 9 mins

How fast are alligators and hippos?

Can alligators run at 50kmph? Join us in clocking alligators鈥� gaits

• 9 mins

Coronavirus: The numbers

An update on Covid-19 statistics, with Tim Harford

• 9 mins

Artificial (not so) Intelligence

Is the problem with AI its lack of intelligence?

• 9 mins

Netflix v the environment

Does watching 30 minutes of Netflix have the same carbon footprint as driving four miles?

• 9 mins

How much heat do you lose from your head?

Is it true that 40% of your body's heat loss comes from your head?

• 9 mins